puredata-extra 0.46.7-1 (amd64 binary) in ubuntu xenial

 Pure Data (also known as Pd) is a real-time graphical programming environment
 for audio and graphics processing.
 .
 This package provides extra objects that come with Pd, e.g. for signal
 analysis (fiddle~, sigmund~, bonk~), expression evaluation (expr~) and more